H01J 47/125
Helium ionisation detectors
Official title: {Helium ionisation detectors}
H01J47/125 (Helium ionisation detectors) appears on 7 US grants and 8 published applications in this corpus.
Search patents in H01J- Granted patents
- 7
- Published applications
- 8
- Assignees
- 17
- Inventors
- 20
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Neutron position detector21 Nov 2023US 11,822,027 B2Canon Electron Tubes & Devices Co., Ltd.
- Multi-electrode/multi-modal atmospheric pressure glow discharge plasma ionization device21 Jun 2022US 11,366,066 B2Battelle Memorial Institute
- Neutron position detector13 Nov 2018US 10,126,441 B1Toshiba Electron Tubes & Devices Co., Ltd.
- Neutron detector unit and neutron detector arrangement17 Jul 2018US 10,024,986 B2CDT Cascade Detector Technologies GmbH
- Neutron detector12 Apr 2011US 7,923,698 B2Material Innovations LLC
- Neutron position detector13 Apr 2023US 2023/0110535 A1Canon Electron Tubes & Devices Co., Ltd.
- Devices for mounting imaging detectors20 Jan 2022US 2022/0018979 A1Baker Hughes Oilfield Operations LLC
- Multi-electrode/multi-modal atmospheric pressure glow discharge plasma ionization device15 Apr 2021US 2021/0109026 A1Battelle Memorial Institute
- Neutron position detector15 Nov 2018US 2018/0329088 A1Toshiba Electron Tubes & Devices Co., Ltd.
- Neutron detector unit and neutron detector arrangement22 Oct 2015US 2015/0301203 A1CDT Cascade Detector Technologies GmbH
Most cited
By later US patents
- Method and apparatus for the verification of helium-3 proportional counters17US 5,422,480 AHalliburton Company · 1995
- Neutron detector16US 7,919,758 B2Material Innovations LLC · 2011
- Neutron detector unit and neutron detector arrangement7US 10,024,986 B2CDT Cascade Detector Technologies GmbH · 2018
- Neutron detector3US 7,923,698 B2Material Innovations LLC · 2011
- Neutron position detector1US 10,126,441 B1Toshiba Electron Tubes & Devices Co., Ltd. · 2018